Mark van Assem Maarten R. Menken Guus Schreiber Jan Wielemaker Bob J. Wielinga A Method for Converting Thesauri to RDF/OWL. 17-31 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3298&spage=17 2004 conf/semweb/2004 International Semantic Web Conference db/conf/semweb/iswc2004.html#AssemMSWW04